Edenhofer O., et al. (2014) Technical Summary. (Table TS. 1, page 54) In: Climate Change 2014: Mitigation of Climate Change. Contribution of Working Group III to the Fifth Assessment Report of the Intergovernmental Panel on Climate Change. Cambridge University Press, Cambridge, United Kingdom and New York, NY, USA. We take the upper end of IPCC projections into account, following the precautionary principle.